YACOLT, WA · Clark County
LARCH CORRECTIONS CENTER Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Washington’s official records. Always confirm current status with Washington before making decisions based on this information.
System facts
- System ID (PWSID)
- WA5306461
- System type
- Community Water System
- Population served
- 705
- Service connections
- 496
- Ownership
- state government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Styrene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Ethylbenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Toluene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Benzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Vinyl chloride
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—DICHLOROMETHANE
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—DICHLOROMETHANE
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—o-Dichlorobenzene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—p-Dichlorobenzene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Vinyl chloride
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,2-Dichloroethane
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Carbon tetrachloride
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,2-Dichloropropane
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Trichloroethylene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Tetrachloroethylene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—CHLOROBENZENE
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Benzene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Toluene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Ethylbenzene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Styrene
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Diquat
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Benzene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Toluene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—Styrene
January 1, 2005 – March 31, 2005
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Styrene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Ethylbenzene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Toluene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Benzene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—Vinyl chloride
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—DICHLOROMETHANE
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2004 – December 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
March 1, 1998 – March 31, 1998
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Toluene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Benzene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Toluene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| March 1, 1998 – March 31, 1998 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- August 16, 2005State Compliance achieved130 linked violations
Contact
LARCH CORRECTIONS CENTER
Phone not on record
YACOLT, WA 98675